//package com.mqtt;
//
//import org.eclipse.paho.client.mqttv3.IMqttDeliveryToken;
//import org.eclipse.paho.client.mqttv3.MqttCallback;
//import org.eclipse.paho.client.mqttv3.MqttMessage;
//
//public class PushCallback implements MqttCallback {
//	 public void connectionLost(Throwable cause) {
//	 // 连接丢失后，一般在这里面进行重连
//		 System.out.println("连接断开，可以做重连");
//	 }
//
//	 public void deliveryComplete(IMqttDeliveryToken token) {
//		 System.out.println("deliveryComplete---------" + token.isComplete());
//	 }
//
//	 public void messageArrived(String topic, MqttMessage message) throws Exception {
//	 // subscribe后得到的消息会执行到这里面
//		 System.out.println("接收消息主题 : " + topic);
//		 System.out.println("接收消息Qos : " + message.getQos());
//		 System.out.println("接收消息内容 : " + new String(message.getPayload()));
//	}
//
//}